LG officially revealed its new “Wing” smartphone in a live stream earlier today, after weeks of leaked videos and several teasers. The pre-recorded event lasted more than an hour, so it’s no surprise that a teaser for a new slide-out device eventually went unnoticed by most people.

The end of the livestream shows an animation of what it seems a phone that slides outward. There are very few details visible, so it̵

7;s unclear whether the section that slides out is a keyboard (perhaps for people mourning the deaths of TCL’s BlackBerry-branded phones), a covered display, or something else. I imagine an Xperia Play-style gamepad is off the table, as there is very little space between the sliding component and the outer shell.

The teaser brings to mind the LG G5, which had a removable chin to access the battery compartment and attach the “Friends” modules. LG said during Wing’s presentation that it was developing many more phones under the “Explorer Project” brand, so perhaps the slide-out device will be next on the market.